About NIOSH Sound Level Meter
Protect your hearing. This award-winning app combines the best features of professional sound level meters and noise dosimeters into a simple, easy-to-use package. - Developed by experienced acoustics engineers and...
Protect your hearing.
This award-winning app combines the best features of professional sound level meters and noise dosimeters into a simple, easy-to-use package.
- Developed by experienced acoustics engineers and hearing loss experts.
- Completely FREE – No ads, no limited features, and no in-app purchases.
- Tested and validated (accuracy ± 2 dBA) according to standards in a reverberant chamber at NIOSH acoustics lab – the only proper method to validate accuracy.
- Trusted source and world-class expertise in noise and hearing research.
- Meets Type 2 requirements of IEC 61672:3 SLM standard when used w/ external microphone.*
- Provides the most relevant metrics found in professional sound instruments today. Averages such as LAeq and TWA, Max and Peak Levels, Noise Dose and Projected Dose according to NIOSH and OSHA standards, and all three major weighting networks (A, C, and Z).
- Capability to calibrate either internal or external microphone. Reporting and Sharing data.
- Up-to-date informational screens on what noises are considered hazardous, how to conduct a noise measurement, how to properly select a hearing protector, and guidelines for preventing hearing loss, all at the palm of your hand.
- Excellent and timely support from NIOSH hearing experts.
- Support for Apple's Health (Hearing) app.
* Celestina M, Hrovat J, Kardous CA [2018]. Smartphone-based sound level measurement apps: Evaluation of compliance with international sound level meter standards. Applied Acoustics, 139:119-128. https://doi.org/10.1016/j.apacoust.2018.04.011
More resources (including instructional videos and a user manual), a science blog, FAQ, and information about how to interpret results can be found on the NIOSH SLM website https://www.cdc.gov/niosh/topics/noise/app.html
Jan 8, 2023
Version 1.2.6
This version adds support for iPhone 14.
Previous Versions
Here you can find the changelog of NIOSH Sound Level Meter since it was posted on our website on 2017-01-16 18:31:23.
The latest version is 1.2.6 and it was updated on 2024-04-02 12:25:45. See below the changes in each version.
NIOSH Sound Level Meter version 1.2.6
Updated At: 2023-01-08
Changes: Jan 8, 2023
Version 1.2.6
This version adds support for iPhone 14.
NIOSH Sound Level Meter version 1.2.5
Updated At: 2021-11-10
Changes: Nov 10, 2021 Version 1.2.5
This version adds support for iPhone 13.
NIOSH Sound Level Meter version 1.2.4
Updated At: 2021-05-19
Changes: May 19, 2021 Version 1.2.4
This version brings various bug fixes. In addition to the iPhone 12 family of devices it supports iPhone SE 2020.
NIOSH Sound Level Meter version 1.2.3
Updated At: 2021-04-25
Changes: Apr 25, 2021 Version 1.2.3
This version improves UI and add calibration for iPhone 12 family of devices.
NIOSH Sound Level Meter version 1.2.2
Updated At: 2020-09-30
Changes: Sep 30, 2020 Version 1.2.2
This update fixes a bug on older iPhone models and contains some various small improvements and fixes.
NIOSH Sound Level Meter version 1.2.2
Updated At: 2020-09-30
Changes: 30 Sep 2020 Version 1.2.2
This update fixes a bug on older iPhone models and contains some various small improvements and fixes.
NIOSH Sound Level Meter version 1.2.1
Updated At: 2020-01-17
Changes: Jan 17, 2020 Version 1.2.1
This update fixes the screen rotation issue in the newly released major update 1.2.0
NIOSH Sound Level Meter version 1.0.0
Updated At: 2017-01-13
NIOSH Sound Level Meter version 1.2.1
Updated At: 1970-01-01
Changes: 2020年1月17日 Version 1.2.1
This update fixes the screen rotation issue in the newly released major update 1.2.0
NIOSH Sound Level Meter version 1.2.2
Updated At: 1970-01-01
Changes: 2020年9月30日 Version 1.2.2
This update fixes a bug on older iPhone models and contains some various small improvements and fixes.
Disclaimer
Official App Store Link
We do not host NIOSH Sound Level Meter on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Apple and passed their terms and conditions to be listed there. We recommend caution when installing it.
The App Store link for NIOSH Sound Level Meter is provided to you by apps112.com without any warranties, representations or guarantees of any kind, so access it at your own risk.
If you have questions regarding this particular app contact the publisher directly. For questions about the functionalities of apps112.com contact us.
